must

10 ENTRIES FOUND:

¹ must /ˈmʌst/ verb

¹ must

/ˈmʌst/

verb

Learner's definition of MUST

[modal verb]

a somewhat formal in US English — used to say that something is required or necessary必須；不得不

You must stop. [=you have to stop; I command you to stop]你必須停下來。
I told him what he must do. [=what he had to do]我告訴過他必須做哪些事。
One must eat to live.人一定要吃東西才能活。
You must follow the rules.你必須遵守這些規則。
We must [=have to, need to] correct these problems soon or the project will fail.我們必須馬上糾正這些問題，不然計劃會失敗。
I must remember to stop at the store.我一定要記住在那家商店停一下。
“Must you go?” [=do you have to go?] “Yes, I'm afraid I really must.”“你非得走嗎？”“是，恐怕我真的得走了。”
“Must you go?” “No, I don't have to.”“你非得走嗎？”“不，我不是非走不可。”
If you must go, at least wait until the storm is over.如果你必須走的話，那也至少等到暴風雨過去再走。
It must be noted, however, that the company was already in financial difficulties.然而，必須指出，公司已經出現財政困難。
We must keep/bear in mind that she didn't have any previous experience. = It must be borne in mind that she didn't have any previous experience.我們必須記住，她之前沒有任何經驗。

◊ Note the difference in meaning between must not and not have to.注意must not和not have to意思上的區别。

You must not do it. [=it is necessary that you do not do it; I command you not to do it]你決不能做。
You don't have to do it. [=it is not necessary for you to do it]你不一定要做。

b — used to say that something is required by a rule or law（按規則或法律）必須，務必

All passengers must exit at the next stop.所有乘客必須在下一站下車。
Students must have completed Sociology 101 before they can take Sociology 102.學生修“社會學102”這門課程前必須修完“社會學101”。

somewhat formal in US English — used to say that someone should do something應該（做某事）

You must [=ought to, should, have to] read this book. It's fantastic!你應該看這本書，太好看了！
You must come visit us soon. [=we would like to have you come visit us soon]你應該快些來看我們。
You really must see the doctor about that cough. [=I urge you to see the doctor; I really think you need to see the doctor]你確實應該找醫生看看咳嗽了。

— used to say that something is very likely很可能，肯定

It must be almost dinner time.一定快到晚餐時間了。
She must think I'm a fool.她肯定認爲我是傻瓜。
It must have been the coffee that kept me awake.肯定是喝了咖啡讓我一直很清醒。
He must have been the most gifted student at the school. [=I think he was the most gifted student]他一定是全校最有天賦的學生。
He must have a lot of money to live the way he does.他肯定很有錢，才可以過那樣的生活。
The bus must be coming soon.公共汽車肯定馬上就來了。
You haven't eaten all day. You must be hungry.你整天都沒吃東西，一定餓了吧。
You're going to wear that? You must be joking!你打算穿那件？肯定是開玩笑吧！
You must have been very worried.你肯定很擔心了吧。
You must be thrilled about the new baby.有了小寶寶，你肯定很興奮吧。
If he really was there, I must have seen him, but I don't remember seeing him.要是他真的在那兒，我肯定看到他了，但是我不記得見過他。
There must be some mistake.一定是出錯了。

— used in various phrases to emphasize a statement用於各種短語，表強調

somewhat formal in US English — used in questions that express annoyance or anger幹嘛非得要，總是要（用於疑問句，表示氣惱或憤怒）

Must you be so unreasonable? [=do you have to be so unreasonable?]你非得這麽不講道理嗎？
Why must it always rain on the weekend? [=why does it always have to rain on the weekend?]爲什麽周末老是下雨？

if you must

— used to say that you will allow someone to do something even though you do not approve of it（表示雖不贊成但可允許）如果你非做…不可

— see ¹know

² must /ˈmʌst/ noun

plural musts

² must

/ˈmʌst/

noun

plural musts

Learner's definition of MUST

[count]

: something that is or seems to be required or necessary必備品；必須做的事情— usually singular通常用單數

If you're going to hike this trail, sturdy shoes are a must.要是你打算徒步走這條路，結實的鞋子是必備的。
Regular exercise is a must [=is very important; is strongly recommended] as you grow older.年紀大了，經常鍛煉很必要。